Scientific Name:
Lonicera involucrata
Pronunciation:
loh-NISS-er-ah in-voll-you-KRAY-tuh
Common Name:
black twinberry, bearberry honeysuckle
Family Name:
Caprifoliaceae
Plant Type:
Shrub - deciduous
Key ID Features:
Leaves opposite, most ovate or oblong-elliptic; 5-11cm long x 3-5cm wide, margins and undersides pubescent; florets paired on a 2cm long peduncle (2 sets per node), tubular, 1-2cm long, yellow, in spring, bracts turning dark red; berries paired, purplish-black, most 5-11mm wide.
Habit:
Arching, Irregular, Spreading, Twiggy
Form:
Oval - vertical
Texture:
Medium - fine
Mature Height:
2 - 3m
Mature Spread:
2 - 3m
Growth Rate:
Fast
Origin:
B.C. west of Cascades, Mexico, U.S. - northwest
Hardiness Rating:
Zone 4: (-34 to -29 °C)
Exposure:
Full sun, Part sun/part shade
Soil/Growing Medium:
Humus rich
Water Use:
High, Moderate
Landscape Uses:
Attract beneficial insects, Attract birds, Fall interest, Hedge row, Native planting, Reclamation, Spring interest, Waterside planting, Wetland - bogs, Wildlife food, Woodland margin
Additional Info:
Leaf Morphology:
Form:
Simple
Arrangement:
Opposite
Texture/Venation:
Soft flexible
Surfaces:
Glabrous, Pubescent
Colour in Summer:
Green, Dark-green
Colour in Fall:
Green-yellow
Shapes:
Elliptic, Oblong, Obovate
Apices:
Acute
Bases:
Attenuate, Oblique (uneven)
Margins:
Ciliate, Entire
Inflorescence Type:
Flowers paired, Floriferous
Flower Morphology:
Flowers perfect
Number Of Petals:
5
Corolla Shape:
Tubular
Ovary Position:
Inferior
Colour (petals):
Showy, Yellow
Flower Scent:
None
Flower Time at Peak:
Apr, May, Jun
Additional Info:
Arise in pairs from leaf axils, cupped by large green to purplish bracts.
Fruit Type:
Berry (true)
Fruit Colour:
Black (surrounded initially by reddening bract, not considered edible)
Fruiting Time:
Jun, Jul, Aug, Sep
Additional Info:
Showy, Fruit may shrivel and dry up during a summer drought
Bark Morphology:
Exfoliating
Bark or Stem Colour:
Grey, Yellow
Organ Modifications:
Storage tap root
Propagation:
Seed
Maintenance:
Low
Pest Susceptibility:
Leaf miner insect, Virus (Pest resistant, Disease resistant, Drought tolerant)
Course(s):
- HORT 2355
Location(s):
- (BCE) Boulevard (Circular) Eastend
- (BUG) BUG garden
- (CGW) Community Garden West
- (TFL) Turf Field Lab